*{
    margin: 0;
    padding: 0;
}
ul,li,i{
    list-style: none;
}

a{
    text-decoration: none;
}
body{
    box-sizing: border-box;
}
html,body,.container {
    display: flex;
    flex-direction: column;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}
section {
    flex: 1;
    overflow: hidden;
}
input{
    border: none;
    background: none;
    outline: none;
}
input:focus{
    border: none;
}